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58问答库 > 硅酸钠碱性多大？

硅酸钠碱性多大？

和NH3·H2O，NaHCO3之类相比

2025-04-04 14:47:46

推荐回答（1个）

回答（1）：

硅酸钠是弱酸强碱盐，在干态时为白色或灰白色的团块或粉末，溶于水时，纯的钠水玻璃外观为无色黏稠液体，ph值为11~13。

氨水的PH值通常在11~12之间，而小苏打的PH值则更低。所以在大多数情况下硅酸钠的碱性比氨水和小苏打都要强，硅酸钠是一种碱性比较强的物质。

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